Combined thermometer-hygrometer for vehicles



FIG. 1 is a front and top-left perspective view of a combined thermometer-hygrometer for vehicles showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof. 

The ornamental design for combined thermometer-hygrometer for vehicles, as shown. 